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15/05/2023, 19:47 UTC

230515-yhplyaff21 8

Analysis

  • max time kernel
    141s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2023, 19:47 UTC

General

  • Target

    NordVPNSetup.exe

  • Size

    1.7MB

  • MD5

    59cb69a08fdd9cb4b0539e3356df1d4d

  • SHA1

    0c773a0a76f821780c002d527bee387b98904569

  • SHA256

    bea34078c360c71fcadc1a86ebd397d081f0d589913ad43970c1a3983231f522

  • SHA512

    51d4f3d396d183bc5dcaaa0a26cf024fade9b5e5c0e73e1d2ee7663ba26bc55e799beb488d5bab8d8252147b33df6ea1209ebd730124a919940e899758842ec2

  • SSDEEP

    24576:u7FUDowAyrTVE3U5Fg23TD2D+Fz3ifFUwo433RfFcdnOtksSm:uBuZrEUWq0t9D7l

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NordVPNSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\NordVPNSetup.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\is-NDN0K.tmp\NordVPNSetup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NDN0K.tmp\NordVPNSetup.tmp" /SL5="$80044,890440,866304,C:\Users\Admin\AppData\Local\Temp\NordVPNSetup.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:2568

Network

  • flag-us
    DNS
    133.211.185.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    133.211.185.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    api.nordvpn.com
    NordVPNSetup.tmp
    Remote address:
    8.8.8.8:53
    Request
    api.nordvpn.com
    IN A
    Response
    api.nordvpn.com
    IN A
    104.17.49.74
    api.nordvpn.com
    IN A
    104.17.50.74
  • flag-us
    GET
    https://api.nordvpn.com/v1/helpers/ips/insights
    NordVPNSetup.tmp
    Remote address:
    104.17.49.74:443
    Request
    GET /v1/helpers/ips/insights HTTP/1.1
    User-Agent: Nord.Setup/1.0.0.0
    Host: api.nordvpn.com
    Connection: Keep-Alive
    Response
    HTTP/1.1 200 OK
    Date: Mon, 15 May 2023 19:47:51 GMT
    Content-Type: application/json;charset=utf-8
    Transfer-Encoding: chunked
    Connection: keep-alive
    Vary: Accept-Encoding
    X-Accept-Before: 1684223271
    X-Authorization: key-id="rsa-key-1",algorithm="rsa-sha256"
    X-Digest: 2dc9ba06fb3c38662d9561237894a443f5025ef7e9640dad27e5219d232b6f86
    X-Signature: 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
    X-Host-Signature: 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
    CF-Cache-Status: DYNAMIC
    Set-Cookie: __cf_bm=gGD80R7cL2p3Aa7f0oZjcTgbm_hkpayUDZO3shv6hps-1684180071-0-AaeEhUlxf+rdvLjMILpgChJLqeomnioKJgWXTTOZgG6yEH+0Tg1cJfJHSZmgWX4keRsDr00tH/MWWmyYLV93aQ0=; path=/; expires=Mon, 15-May-23 20:17:51 GMT; domain=.nordvpn.com; HttpOnly; Secure; SameSite=None
    Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
    Server: cloudflare
    CF-RAY: 7c7de52669200e78-AMS
    alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
  • flag-us
    DNS
    applytics.zwyr157wwiu6eior.com
    NordVPNSetup.tmp
    Remote address:
    8.8.8.8:53
    Request
    applytics.zwyr157wwiu6eior.com
    IN A
    Response
    applytics.zwyr157wwiu6eior.com
    IN A
    104.18.227.44
    applytics.zwyr157wwiu6eior.com
    IN A
    104.18.226.44
  • flag-us
    POST
    https://applytics.zwyr157wwiu6eior.com/appevent
    NordVPNSetup.tmp
    Remote address:
    104.18.227.44:443
    Request
    POST /appevent HTTP/1.1
    User-Agent: Nord.Setup/1.0.0.0
    Content-Type: application/x-www-form-urlencoded
    Host: applytics.zwyr157wwiu6eior.com
    Content-Length: 154
    Expect: 100-continue
    Connection: Keep-Alive
    Response
    HTTP/1.1 200 OK
    Date: Mon, 15 May 2023 19:47:51 GMT
    Content-Length: 0
    Connection: keep-alive
    Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
    CF-Cache-Status: DYNAMIC
    Server: cloudflare
    CF-RAY: 7c7de528eb6b0e87-AMS
    alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
  • flag-us
    DNS
    74.49.17.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    74.49.17.104.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    71.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    71.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    44.227.18.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    44.227.18.104.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    62.13.109.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    62.13.109.52.in-addr.arpa
    IN PTR
    Response
  • 104.17.49.74:443
    https://api.nordvpn.com/v1/helpers/ips/insights
    tls, http
    NordVPNSetup.tmp
    959 B
    7.0kB
    12
    13

    HTTP Request

    GET https://api.nordvpn.com/v1/helpers/ips/insights

    HTTP Response

    200
  • 104.18.227.44:443
    https://applytics.zwyr157wwiu6eior.com/appevent
    tls, http
    NordVPNSetup.tmp
    1.2kB
    3.6kB
    10
    9

    HTTP Request

    POST https://applytics.zwyr157wwiu6eior.com/appevent

    HTTP Response

    200
  • 52.152.110.14:443
    260 B
    5
  • 13.69.239.73:443
    322 B
    7
  • 93.184.221.240:80
    322 B
    7
  • 93.184.221.240:80
    322 B
    7
  • 93.184.221.240:80
    322 B
    7
  • 173.223.113.164:443
    322 B
    7
  • 52.152.110.14:443
    260 B
    5
  • 209.197.3.8:80
    322 B
    7
  • 52.152.110.14:443
    260 B
    5
  • 52.152.110.14:443
    260 B
    5
  • 52.152.110.14:443
    260 B
    5
  • 52.152.110.14:443
    260 B
    5
  • 8.8.8.8:53
    133.211.185.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    133.211.185.52.in-addr.arpa

  • 8.8.8.8:53
    api.nordvpn.com
    dns
    NordVPNSetup.tmp
    61 B
    93 B
    1
    1

    DNS Request

    api.nordvpn.com

    DNS Response

    104.17.49.74
    104.17.50.74

  • 8.8.8.8:53
    applytics.zwyr157wwiu6eior.com
    dns
    NordVPNSetup.tmp
    76 B
    108 B
    1
    1

    DNS Request

    applytics.zwyr157wwiu6eior.com

    DNS Response

    104.18.227.44
    104.18.226.44

  • 8.8.8.8:53
    74.49.17.104.in-addr.arpa
    dns
    71 B
    133 B
    1
    1

    DNS Request

    74.49.17.104.in-addr.arpa

  • 8.8.8.8:53
    71.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    71.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    44.227.18.104.in-addr.arpa
    dns
    72 B
    134 B
    1
    1

    DNS Request

    44.227.18.104.in-addr.arpa

  • 8.8.8.8:53
    62.13.109.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    62.13.109.52.in-addr.arpa

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-DN2M6.tmp\Nord.Setup.dll

    Filesize

    40KB

    MD5

    b18bd486c5718397bc65d77a16ce2593

    SHA1

    58fe73e27c5c04e6915c5358f698f7fe8c2b5af8

    SHA256

    0bbf32b0553ca1292602e8c2c0458e075fdee2c8b6ef8ea81e924a86bc065f3c

    SHA512

    f4ffa1c8983914c41657fecc11c9324caa5899ad875b9687da8ffcf79ab189f19d6f926e16f09f240de9e6b22e26691fae785ed95657af310de5bf6c58ce8e0e

  • C:\Users\Admin\AppData\Local\Temp\is-DN2M6.tmp\Nord.Setup.dll

    Filesize

    40KB

    MD5

    b18bd486c5718397bc65d77a16ce2593

    SHA1

    58fe73e27c5c04e6915c5358f698f7fe8c2b5af8

    SHA256

    0bbf32b0553ca1292602e8c2c0458e075fdee2c8b6ef8ea81e924a86bc065f3c

    SHA512

    f4ffa1c8983914c41657fecc11c9324caa5899ad875b9687da8ffcf79ab189f19d6f926e16f09f240de9e6b22e26691fae785ed95657af310de5bf6c58ce8e0e

  • C:\Users\Admin\AppData\Local\Temp\is-DN2M6.tmp\Nord.Setup.dll

    Filesize

    40KB

    MD5

    b18bd486c5718397bc65d77a16ce2593

    SHA1

    58fe73e27c5c04e6915c5358f698f7fe8c2b5af8

    SHA256

    0bbf32b0553ca1292602e8c2c0458e075fdee2c8b6ef8ea81e924a86bc065f3c

    SHA512

    f4ffa1c8983914c41657fecc11c9324caa5899ad875b9687da8ffcf79ab189f19d6f926e16f09f240de9e6b22e26691fae785ed95657af310de5bf6c58ce8e0e

  • C:\Users\Admin\AppData\Local\Temp\is-DN2M6.tmp\Nord.Setup.dll

    Filesize

    40KB

    MD5

    b18bd486c5718397bc65d77a16ce2593

    SHA1

    58fe73e27c5c04e6915c5358f698f7fe8c2b5af8

    SHA256

    0bbf32b0553ca1292602e8c2c0458e075fdee2c8b6ef8ea81e924a86bc065f3c

    SHA512

    f4ffa1c8983914c41657fecc11c9324caa5899ad875b9687da8ffcf79ab189f19d6f926e16f09f240de9e6b22e26691fae785ed95657af310de5bf6c58ce8e0e

  • C:\Users\Admin\AppData\Local\Temp\is-NDN0K.tmp\NordVPNSetup.tmp

    Filesize

    3.1MB

    MD5

    29ca787f3a0d83846b7318d02fccb583

    SHA1

    b3688c01bef0e9f1fe62dc831926df3ca92b3778

    SHA256

    746b972e21acb59e4086b5b25fe53ef2cddcecfa94dd56ad68c8e5bab9960c3c

    SHA512

    a6c21bf5590dc91a5d9bc729d9c04c20b54341d3270efd2fb7d2b548d7dc7b23a1a351147a07dfd569e901a608cb44533304de10725cb02fec781cada80b8e3b

  • memory/2028-157-0x0000000000400000-0x00000000004E1000-memory.dmp

    Filesize

    900KB

  • memory/2028-133-0x0000000000400000-0x00000000004E1000-memory.dmp

    Filesize

    900KB

  • memory/2568-154-0x0000000000910000-0x0000000000911000-memory.dmp

    Filesize

    4KB

  • memory/2568-155-0x0000000003780000-0x0000000003790000-memory.dmp

    Filesize

    64KB

  • memory/2568-156-0x0000000007B70000-0x000000000809C000-memory.dmp

    Filesize

    5.2MB

  • memory/2568-153-0x0000000074060000-0x0000000074070000-memory.dmp

    Filesize

    64KB

  • memory/2568-158-0x0000000000400000-0x000000000071B000-memory.dmp

    Filesize

    3.1MB

  • memory/2568-159-0x0000000000910000-0x0000000000911000-memory.dmp

    Filesize

    4KB

  • memory/2568-160-0x0000000003780000-0x0000000003790000-memory.dmp

    Filesize

    64KB

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